This code work perfect:
DB[last].join(:event, :id => :id).join(:player___p, :id
=> :event__player_id)
But this failed:
DB[last].join(:event, :id => :id).join(:player.as(:p), :id
=> :event__player_id)
Stack trace:
ArgumentError: wrong number of arguments (0 for 1)
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
adapters/shared/postgres.rb:495:in `to_s'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
adapters/shared/postgres.rb:495:in `quoted_identifier'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:568:in `quote_identifier'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:561:in `qualified_identifier_sql'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:561:in `map'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:561:in `qualified_identifier_sql'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
sql.rb:731:in `to_s'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:487:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
adapters/shared/postgres.rb:466:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:56:in `complex_expression_sql'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
sql.rb:99:in `to_s'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:487:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
adapters/shared/postgres.rb:466:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:354:in `join_on_clause_sql'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
sql.rb:664:in `to_s'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:487:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
adapters/shared/postgres.rb:466:in `literal'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:633:in `select_sql'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:633:in `each'
from /usr/lib/ruby/gems/1.8/gems/sequel-2.7.1/lib/sequel_core/
dataset/sql.rb:633:in `select_sql'
As i understood from documentation it should give same result, but it
isn't
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